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Sierra Hotel Complete three chapters in a row without being killed or reloading a checkpoint.

Flawless Freeflow Fighter 2.0 Complete one combat challenge without taking damage (any character)

Going Places Rode the tram in Burial at Sea - Episode 1.

Darkness Dolls Collect all the items on Farmhouse

Evasive prey Not today!

Beam Me Up Discovered all named locations aboard the Helios Space Station.

...And Stay Dead! Better to be safe than sorry

Close Quarters Killer - Kill 25 Helghast using Brutal Melee Killed 25 Helghast using Brutal Melee

Slither into Oblivion Remove an invisible enemy from the equation.

Who's the Hunter Now? Defeat a Hunter.

Black Forest Babies Collect all the items on Black Forest

Informant Collect 22 Intel Items.

Brainteaser Rescue the fifth hostage from Riddler

It's so realistic! Collected 5 3D glasses

Paris Plunder Collect all the items on Burning Paris

X Best Friends I see through you...

The Flora Flop Unlocked the Secret Exit in Diggin' It.

Delaying the Inevitable Save Richard with a serum.

History Uncover all 10 ancient glyphs.

In The Palm Of My Hand Hold tight and we'll be just fine

Hunger Plenty of snacks for a growing boy

Lcnce n Rgstrtn pls Bust 10 Racers in a Mustang

A Man of Patience Play it smart.

Half hat It would be cliché to collect them all

Unlocked Potential Fully upgrade a Cybernetics Core.

Doing Camo Right In Campaign, unlock all camos for any weapon.

Home Sweet Home Occupy The Relay Station (Valley Of The Yetis).

Wild Kids Nothing of us remains in the wilderness

Excessive Force - Kill a lone Helghast with the WASP secondary fire Used the secondary fire function of the WASP launcher to kill a single Helghast

Intel Operative Recover all Intel Items.

Go beyond limits Win a Quick Race on any track in the Skatepark (not unlockable in Split Screen mode).

Right 4 Life Complete act 1 with 4 different characters.

Hard Win any match on Hard Difficulty

One of the Many Defeat the ultimate evil within.

Burial at Sea Completed Burial at Sea - Episode 1.

First Step into Darkness Complete the game on Casual difficulty.

Leave No Gem Unturned Earn 21 Gems.

Did It All Complete all side missions.

That's How You Do It Complete Tutorial

8 Buster Bust a Racer at Heat 8 or greater

Catacombs Cash Collect all the items on Catacombs

Well Begun Is Half Done Complete 10 levels in Score Attack with a gold score

Merciful feat Tempting, so tempting...

Shorty, You So Best Complete thy quest by rescuing yonder queen.

The Bolt Banker Have 100,000 bolts banked.

Bully of Bullies Creative, efficient, brutal. Top of the class!

Night Survivor Defend The Relay Station And Survive The First Night (Valley Of The Yetis).

I'll Show Them! I'll Show Them All! Unlock all Throwdowns in the career

Referee! Unorthodox, but they all count!

Biotics Bling Collect all the items on Biotics Lab